issb mathematics MCQ #98

In a triangle, two angles measure 55 degrees and 65 degrees. What is the measure of the third angle?

issb mathematics MCQ #98

  1. Question 1

    Q1. In a triangle, two angles measure 55 degrees and 65 degrees. What is the measure of the third angle?

    • A) 50 degrees
    • B) 55 degrees
    • C) 60 degrees
    • D) 70 degrees

    Answer: 60 degrees

    Explanation: The angles of a triangle sum to 180 degrees. Subtracting 55 and 65 from 180 gives 60 degrees.